290 CALIFORNIA ACADEMY OF SCIENCES. 



Additions to Library: — 



From correspondents 446 



Bj donation 37 



By purchase 3 



By exchange. ... 1 



The following paper was read: — 

 California Earthquakes, by E. S. Holden. 



November 30, 1887. — Special Meeting. 

 The President in the chair. 



Prof. Frank H. Gushing gave a lecture on the recently 

 discovered ruins of the city of Los Muertos, Arizona. 



December 5, 1887. — Stated Meeting. 

 The President in the chair. 



Additions to Museum : — 



Set of four eggs of the Farallon Cormorant {Phalacro- 

 covax dllophus albociliatiis) and Fossils from Alameda Co. , 

 by AV. Otto Emerson. 



Fossil Fish from the fossil beds of Wyoming Territor}^, by 

 John Dolbeer. 



Additions to Library: — 



From correspondents 89 



B}' donation 2 



By purchase 2 



The following papers were read: — 



Unusual Nesting Sites, by Walter E. Bryant. 



The Problem of Light, by George C. Edwards. 



